Jewelry, Eyewear and Watch Design PX-8 Time Tunnel Watch with special 3D light effect by IDX DESIGN Team PX-8 Time Tunnel, is a special watch with 3D light effect. The virtual depth light effect similated the "Time Tunnel" effect which is inspired from those sci-fic movies. The light effect is activated by pressing the Light button. There are 4 light colors available, they are: orange, red, blue and white. The watch case is made of reinforced plastic and with stainless steel top ring, and fit with silicon rubber strap.